Viewing file:  sse4_1-blendvpd.c (1.21 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { dg-do run } */
/* { dg-require-effective-target p8vector_hw } */
/* { dg-options "-O2 -mpower8-vector -Wno-psabi" } */
#include "sse4_1-check.h"
#include <smmintrin.h>
#include <string.h>
#define NUM 20
static void
init_blendvpd (double *src1, double *src2, double *mask)
{
int i, msk, sign = 1;
msk = -1;
for (i = 0; i < NUM * 2; i++)
{
if((i % 2) == 0)
msk++;
src1[i] = i* (i + 1) * sign;
src2[i] = (i + 20) * sign;
mask[i] = (i + 120) * i;
if( (msk & (1 << (i % 2))))
mask[i] = -mask[i];
sign = -sign;
}
}
static int
check_blendvpd (__m128d *dst, double *src1, double *src2,
double *mask)
{
double tmp[2];
int j;
memcpy (&tmp[0], src1, sizeof (tmp));
for (j = 0; j < 2; j++)
if (mask [j] < 0.0)
tmp[j] = src2[j];
return memcmp (dst, &tmp[0], sizeof (tmp));
}
static void
sse4_1_test (void)
{
union
{
__m128d x[NUM];
double d[NUM * 2];
} dst, src1, src2, mask;
int i;
init_blendvpd (src1.d, src2.d, mask.d);
for (i = 0; i < NUM; i++)
{
dst.x[i] = _mm_blendv_pd (src1.x[i], src2.x[i], mask.x[i]);
if (check_blendvpd (&dst.x[i], &src1.d[i * 2], &src2.d[i * 2],
&mask.d[i * 2]))
abort ();
}
}
|
